• Title/Summary/Keyword: Salicaceae

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Comparative Study on the Structure of Vascular Cambium in Some Salicaceae (수종의 버드나무과 유관속 형성층의 구조에 관한 비교연구)

    • Korean Journal of Plant Resources
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    • v.11 no.3
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    • pp.326-334
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    • 1998
  • Vascular cambium in 16 species of Salicaceae is nonstoried in all of them and is made up of fusiform and ray initials. The growth of cambial girth occurred by pseudotransverse division of fusiform initials and subsequent apical intrusive growth of daughter initials. The measurements of fusiform initials in tangerntial sections have revealed that the average length varies from 252.2-437.1${\mu}{\textrm}{m}$ in investigated species, with the maximum being in Populus euramericana and the minimum in Salix purprea var. Multinervis. The length of fusiform initials depends on the length of the tapering end wall , therefore, the longer the length of the tapering end wall, therefore, the longer the length of the taperding end wall, the longer the length of fusiform initials. Ray initials have their own size, magnitude, and frequency of occrrence in each species. The relative proportion of ray initials fall about 15.0-24.5% in Salicaceae. Shrubby species of Salix have a lower ratio of ray initials than the species which possess wider trunks. New ray initials are originated from cut off the side or the end of fusiform initials and central partition of a fusiform initials.

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A Systematic Study on Selected Amentiferous Plant Taxa - By Qualitative Analysis of Proteins - (유이화서 식물군의 계통분류학적 연구 - 단백질의 정성분석적 접근 -)

  • 이유성
    • Journal of Plant Biology
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    • v.28 no.3
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    • pp.179-190
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    • 1985
  • A review of taxonomic treatments of the amentiferous plant taxa reveals diverse classification. It appears to be necessary to investigate new characteristics and attempt to determine the significance of these characteristics in terms of amentiferous systematics. Serological techniques have been empolyed in a systematic investigation of selected taxa of the Amentiferae: Betulaceae, Fagaceae, Juglandaceae, Myricaceae, and Salicaceae. Data by qualitative analysis of pollen proteins, double immunodiffusion and conventional immunoelectrophoresis, have proved to be valuable in delimitation of taxa tested. When the antisera against Alnus hirsuta, Betula platyphylla var. japonica, Quercus aliena, Q. dentata, Q. glauca were tested; Alnus and Betula have the greatest protein similarity to one another; and next to the rest of betulaceous genera. Relatively strong protein similarity obtained with most representatives of Quercus and Fagus when reacted with antisera against Alnus and Betula is very much in contrast to the weak protein similarity obtained for the genera of Juglandaceae, Myricaceae, particularly of Salicaceae Tested with the same antisera. When Quercus antisera were used for various genera, the weakest protein similarity was obtained with Populus.

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Flavonoids from Salix hallaisanensis Leaves (떡버들 잎의 플라보노이드)

  • Oh, Mi-Hyun;Ham, In-Hye;Chung, Sung-Hee;Whang, Wan-Kyun
    • Korean Journal of Pharmacognosy
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    • v.36 no.4 s.143
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    • pp.282-290
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    • 2005
  • The MeOH extract of the the leaves of Salix hallaisanensis (Salicaceae) was partitioned successively with $CHCl_3$, 20% MeOH, 40% MeOH and 60% MeOH solution. From the fractions obtained, 9 compounds were isolated, $diosmetin-7-O-{\beta}-d-glucoside$ (I), $diosmetin-7-O-{\beta}-D-glucosyl-(1{\rightarrow)6)-{\beta}-d-glucoside$ (II), $diosmetin-7-O-{\beta}-d-xylosyl-(1{\rightarrow}6)-{\beta}-D-glucoside$ (III), $quercetin-3-O-{\beta}-d-galactoside$ (hyperoside) (IV), $quercetin-3-O-{\alpha}-l-rhamnosyl-(1{\rightarrow}6)-{\beta}-D-glucoside(rutin)$ (V), luteolin (VI), $luteolin-7-O-{\beta}-d-glucoside$ (VII), $kaempferol-3-O-{\alpha}-l-rhamnosyl-(1{\rightarrow}6)-{\beta}-D-glucoside$ (VIII), and (+)-catechin (IX).

Phenolic Compounds from the Bark of Salix gilgiana (내버들 수피의 페놀 성분)

  • 황완균;장영수;김일혁
    • YAKHAK HOEJI
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    • v.39 no.2
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    • pp.193-199
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    • 1995
  • For the investigation medicinal resources for Salix species, the studies were carried out to evaluate the pharmaco-constituents in the bark of Salix gilgiana (Salicaceae) which have been used as anti-inflammation, analgesic and diuretic agents in folk remedies in Korea. From aqueous fraction of the MeOH extract, (+)-catechin(l), 1-O-p-coumaroyl glucoside(II), 1-O-feruloyl glucoside(III) and p-hydroxyacetophenone glucoside(IV) were isolated by column chromatographic separation using Amberlite XAD-2, ODS-gel and Sephadex LH-20 and the structure of these compounds were elucidated by physico-chemical evidence($^{1}$H-NMR, $^{13}$C-NMR, IR, El-Mass and G.C.) and by comparison with authentic samples.

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A Study on the Distribution Patterns of Salicaceae species at the An-sung Stream - Refered to Woldongcheon, Yokjungcheon, Joyoungcheon and Gisolcheon - (안성천 수계의 버드나무과 식물의 분포특성에 관한 연구 - 월동천, 옥정천, 조령천, 기솔천을 중심으로 -)

  • 안영희;양영철;전승훈
    • Korean Journal of Environment and Ecology
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    • v.15 no.3
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    • pp.213-223
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    • 2001
  • This study was carried out to clarify the distribution pattern of Salicaceae species which are considered as obligatory riparian vegetation, and also the correspondence between their distribution and the environment factors. Eighty-three study sites by stratified sampling were selected from the upstream to the downstream of An-sung stream. Vegetation factors such as coverage by species, disturbance, etc., and environmental factors including microtopography, soil properties, etc., measured and analyzed. Salicaceae species were identified as total 2 genera, 11 species through all study area, and the average occurring species were 2.8 species.5. koreensis among other species showed highest occurring frequency at An-sung streams, and also it was distributed widely through study area. S. gracizistyla was mainly fecund at upstream sites, where sandy soil texture and high longitudinal slope were developed. S. purpurea vats. japonica was mostly observed in the sandy soil, the same as S. gracilistytu and however, was not dominant but rather mixed with S. gracitistyta and S. koreensis. On the other hand, distribution of S. glandulosa were closely related with littoral zone of the lake and the lower sea level with sandy loam and loamy sand Boils of high organic matter content. Under CCA, canonical correspondence analysis, distribution of Saticaceae species was positively correlated with environmental gradients such as soil properties along to topography.

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A Study on the Pollen Morphology of Six Sections in Subgenus Salix L. (Salicaceae) (버드나무 아속(亞屬) 6절(節) 화분(花粉)의 형태(形態)에 관(關)한 연구(硏究))

  • Kim, Kae-Hwan;Zsuffa, Louis
    • Journal of Korean Society of Forest Science
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    • v.78 no.2
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    • pp.132-142
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    • 1989
  • The pollen morphology of 15 species, 2 varieties and 1 forma belonging to 6 sections of the subgenus Salix was investigated by means of light and scanning electron microscopy. From a pollen-morphological point of view, subgenus Salix is stenopalynous. Species from six sections have been distinguished on the basis of pollen morphology, and a key for their identification using pollen is presented. Based on pollen morphology, S. jessoensis(section Subalbae) is the most distinct of the species studied. Species of section Hurmboldtianae appear to be the most evolved in this subgenus with a closer relationship to section Amygdalinae than any other section of this subgenus.

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Nineteen new records of plant species including two new genera recorded from the Bhutan Himalayas

  • DORJI, Rinchen;PHUENTSHO, Phuentsho;DORJI, Kencho;TSHEWANG, Sangay;WANGDI, Phuntsho;TOBGAY, Kezang;GYELTSHEN, Nima;GYELTSHEN, Choki
    • Korean Journal of Plant Taxonomy
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    • v.52 no.3
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    • pp.173-183
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    • 2022
  • Through the collection of herbarium specimens in Bhutan over the years, new plant species are discovered nearly annually. Thus, this paper reports two new genera and 19 new records of flowering plant species from Bhutan. The new genera include Eurycorymbus of the family Sapindaceae and Homalium of the family Salicaceae. The new records of plant species are Eranthemum erythrochilum (Acanthaceae), Hemidesmus indicus (Apocynaceae), Ilex umbellulata (Aquifoliaceae), Canarium strictum (Burseraceae), Ehretia acuminate (Boraginaceae), Vaccinium sikkimense (Ericaceae), Nothapodytes foetida (Icacinaceae), Machilus edulis (Lauraceae), Grewia asiatica (Malvaceae), Hibiscus fragrans (Malvaceae), Cipadessa baccifera (Meliaceae), Baccaurea javanica (Phyllanthaceae), Canthiumera glabra (Rubiaceae), Homalium napaulense (Salicaceae), Eurycorymbus cavaleriei (Sapindaceae), Acmella radicans (Asteraceae), Silene latifolia (Caryophyllaceae), Cleome rutidosperma (Cleomaceae), and Cuphea carthagenensis (Lythraceae). Morphological determinations of the genera and species were carried out at the National Herbarium (THIM) of the National Biodiversity Centre of Bhutan. Brief descriptions of the species, phenology, and photo plates are provided in this annotated checklist.

The Effect of Willow Leaf Extracts on Human Leukemic Cells in Vitro

  • El-Shemy, Hany A.;Aboul-Enein, Ahmed M.;Aboul-Enein, Mostafa I.;Issa, Sohair I.;Fujita, Kounosuke
    • BMB Reports
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    • v.36 no.4
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    • pp.387-389
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    • 2003
  • The young developing leaves of willow (Salix safsaf, Salicaceae) trees have antileukemic activity. After a 24-h incubation in vitro, the crude water extracts of the leaves killed a majority of the blasts of acute myeloid leukemia (AML, 73.8%).

Wood Anatomy of Some Korean Angiosperm - A Comparative Wood Anatomy of Myricaceae and Salicaceae (I) - (국산활엽수재(國産闊葉樹材) 자원(資源)의 목재조직(木材組織) - 소귀나무과(科) 및 버드나무과(科) 수목(壽木)의 비교목부조직(比較木部組織) (I) -)

  • Park, Sang-Jin;Kang, Ae-Kyung;Kim, You-Jung;Lee, Jung-Suk
    • Journal of the Korean Wood Science and Technology
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    • v.22 no.4
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    • pp.26-36
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    • 1994
  • The comparative wood anatomy of 1 species belonging to genus Myrica of Myricaceae, 9 species to genus Populus and 8 species to genus Salix of Salcaceae, occurring in Korea, was described and coded according to IAWA list(Wheeler, 1989). Myrica rubra. of Myricaceae is a typical diffuse-porous wood with numerous vessels per $mm^2$ and its pores are mainly angular in outline. Vessels scalariform perforation plates with a few bars, very small inter vessel pits; axial parenchyma abundant, diffuse or diffuse-in-aggregates which is distinct and easily observed on cross section; rays 1-3 seriate, Kribs' heterogeneous I or II types, frequently contains rhomboidal crystals; Dark pigmented substances included in some rays and axial parenchyma. Salicaceae, a typical diffuse porous wood, has mainly radial pore multiple, large intervessel pits, distinct alternate pits, simple perforation plates, ray-vessel pits with circular large pits, uniseriate rays, marginal parenchyma composed of 1-2 layers. In some species, ray parenchyma contain crystals. Populus and Salix wood can be distinguished from one another by the following characters. Pores of Populus woods almost angular in outline. Uniseriate homogeneous rays slightly higher than Salix and long linear on tangential section. Whereas Salix woods appear the pores almost oval, uniseriate heterogeneous rays, which are smular narrow fusiform on tangential section and lower in height than Populus.

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A Contribution to the Pollen Morphology of Korean Salix L. (Salicaceae) (한국(韓國) 버드나무속(屬) 화분(花粉)의 형태학적(形態學的) 연구(硏究))

  • Kim, Kae Hwan;Koh, Dae Sik;Zsuffa, L.
    • Journal of Korean Society of Forest Science
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    • v.78 no.1
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    • pp.35-41
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    • 1989
  • The pollen morphology of nine species and one variety of Korean Salix was investigated by means of light and scanning electron microscopy. Pollen grains are tricolpate or tricolporate varying from subprolate or prolate. Based on aperture and sculpture patterns, the pollen morphology of the investigated Korean Salix appeared to exhibit three different types.

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